Window cleaning device



FIG. 1 is a rear, left side perspective view of a first embodiment ofthe design;

FIG. 2 is a top plan view of the first embodiment of the design;

FIG. 3 is a left side view of the first embodiment of the design;

FIG. 4 is a bottom plan view of the first embodiment of the design;

FIG. 5 is a rear elevational view of the first embodiment of the design;

FIG. 6 is a front elevational view of the first embodiment of thedesign;

FIG. 7 is a rear, left side perspective view of a second embodiment ofthe design;

FIG. 8 is a top plan view of the second embodiment of the design;

FIG. 9 is a left side view of the second embodiment of the design;

FIG. 10 is a bottom plan view of the second embodiment of the design;

FIG. 11 is a rear elevational view of the second embodiment of thedesign;

FIG. 12 is a front elevational view of the second embodiment of thedesign;

FIG. 13 is a rear, left side perspective view of a third embodiment ofthe design;

FIG. 14 is a top plan view of the third embodiment of the design;

FIG. 15 is a left side view of the third embodiment of the design;

FIG. 16 is a bottom plan view of the third embodiment of the design;

FIG. 17 is a rear elevational view of the third embodiment of thedesign; and,

FIG. 18 is a front elevational view of the third embodiment of thedesign.

The ornamental design for a window cleaning device, as shown anddescribed.